Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Good afternoon,
I'm connecting my nrf52840 device to my laptop, and it only shows up when being put in bootloader mode. Is there any way to fix this? Thanks in advance.
I am using power profiler from my MAC pro, to test my 51822 DK. And I got following errors:
Error while setting up device 000000123456: No firmware defined for selected...
Hello,
I am using nrf52840 dk and ses. I have written the code for hcsr04 ultrasonic sensor and I getting proper values but I want to send this data over bluetooth and I...
This is a very simple question:
According to the documentation, each dongle is assigned a Bluetooth Address at the factory using some random number generation algorithm...
Hello,
this question has been probably asked many times, but I could not find any good matches using the search.
My setup: I am using nRF52832, latest SDK 16.0.0 and a...
Hi everyone, We are doing a prototype with the nrf52840 module and I need to Certificate the board for RF emissions. I have some questions related this:
1- The BLE module...
Hi.. i am using nRF52832 ... 15.2 sdk Version. i'm trying to communicate between a central device and a peripheral.so if multiple peripherals are present and all of their...
1. I use buttonless DFU. As I understand it, at startup the bootloader checks CRC of the application, and if it is ok it jumps to it. So if I accidentally deploy an update...
I tried with the DK and my own USB-serial adapter and both fails at 1M with HWFC with this error:
nrfutil dfu serial -pkg bltest.zip --baud-rate 1000000 --flow-control 1...
Hi I would like to interface the nrf9160 with amw136 (silicon labs) module wifi.
The amw136 has the interfaces: serial (UART, remote terminal), SoftAP and WLAN client (concurrent...
i am working on nrf52832 DK, i am trying to upgrade my development kit firmware using mobile
and i successfully build "secure_bootloader_ble_s132_pca10040.hex " application...
I'm currently using this setup on a fitness device prototype that will send battery status, scores and relevant infos. RPi >>>RFM69 915MHz )))))) ((((( RFM69 >>> Adafruit...
Hi,
I am using the softblink library in SDK 13.1 to control a RGB status indicator LED. It works fine, until I want to change the PWM settings or the LED pin.
The change...
